A sequel to "The Power of the Dog" finds a drug lord's prison transfer to Mexico upsetting a precarious balance of peace and forcing a DEA agent to come out of retirement to stop the ensuing violence.

The New York Times bestselling second novel in the explosive Power of the Dog seriesan action-filled look at the drug trade that takes you deep inside a world riddled with corruption, betrayal, and bloody revenge. Book Two of the Power of the Dog Series. Its 2004. Adán Barrera, kingpin of El Federación, is languishing in a California federal prison. Ex-DEA agent Art Keller passes his days in a monastery, having lost everything to his thirty-year blood feud with the drug lord. Then Barrera escapes. Now, theres a two-million-dollar bounty on Keller's head and no one else capable of taking Barrera down. As the carnage of the drug war reaches surreal new heights, the two men are locked in a savage struggle that will stretch from the mountains of Sinaloa to the shores of Veracruz, to the halls of power in Washington, ensnaring countless others in its wake. Internationally bestselling author Don Winslow's The Cartel is the searing, unfiltered epic of the drug war in the twenty-first century.